
How to Maintain and Weatherproof Your Pergola in British Weather
A high-quality pergola is designed to withstand the unpredictable British climate, but a little care and maintenance can make a big difference to how it performs and how long it lasts.
Across Cambridgeshire, homeowners are discovering that with the right upkeep, a modern aluminium pergola can look as good as new for decades. Whether you have a bioclimatic louvred system, a fixed-roof model, or a classic open-frame design, following a few simple maintenance steps will protect your investment and keep your outdoor space looking pristine.
Why Maintenance Matters
British weather can be demanding. Sun exposure, wind, rain, and temperature changes all have an impact on outdoor structures. Regular maintenance helps to:
-
Preserve the finish and appearance of your pergola
-
Ensure smooth operation of moving parts
-
Prevent the build-up of dirt, moss, and debris
-
Extend the life of the structure and its components
Although aluminium pergolas are largely maintenance-free compared with timber, taking a proactive approach each season helps prevent small issues from turning into expensive repairs.
Cleaning and General Care
Aluminium pergolas are powder-coated to resist corrosion and fading, but they still benefit from occasional cleaning.
Here’s a simple routine to follow:
-
Rinse with clean water to remove loose dirt and dust.
-
Wash with a mild detergent (such as diluted washing-up liquid) using a soft sponge or cloth. Avoid abrasive pads or pressure washers, which can damage the coating.
-
Rinse again to remove soap residue and dry with a soft cloth.
-
Clean the roof panels or louvres using the same gentle approach.
Most homeowners find that cleaning their pergola two or three times a year is more than enough to keep it looking smart.
For areas prone to algae or moss growth, particularly in shaded gardens or near trees, use a mild outdoor cleaning solution once a year to prevent staining.
Maintaining Moving Parts
If your pergola has motorised louvres, retractable blinds, or sliding glass panels, these should be checked periodically to ensure smooth operation.
-
Lubricate moving joints or hinges once or twice a year using a silicone-based spray (not oil).
-
Check drainage channels to ensure water can flow freely away from the structure.
-
Test remote controls or sensors regularly, especially before winter.
For electrically operated systems, switch off the power supply before carrying out any cleaning or inspection.
A reputable installer, such as Covered Outdoor Solutions, will provide guidance on your specific model’s maintenance schedule.
Weatherproofing Tips for Year-Round Protection
Even though aluminium pergolas are built for all seasons, there are a few best practices that help protect your structure and keep it performing at its best.
1. Keep Gutters and Drains Clear
Integrated guttering systems direct rainwater away from the structure. Clear out leaves and debris every few months, especially in autumn.
2. Check Fastenings and Fixings
Inspect screws, brackets, and joints for tightness once or twice a year. Outdoor temperature changes can cause small movements in the frame over time.
3. Watch for Standing Water
If you notice puddling near the base, make sure your patio or decking allows for drainage. Consistent pooling can affect long-term stability.
4. Prepare for Strong Winds
Modern pergolas are rated for high wind resistance, but retractable screens or blinds should be closed and secured during severe weather.
5. Winter Considerations
During heavy snow, fully open bioclimatic roof slats to prevent snow build-up. Aluminium frames can handle cold temperatures easily but keeping them free from excess weight helps prolong component life.
Protecting Pergola Accessories
Lighting, heaters, and motorised features should be protected from water ingress and regularly tested.
-
LED lighting generally requires no maintenance but can be wiped clean with a dry cloth.
-
Infrared heaters should be checked before winter and kept free from cobwebs or dirt.
-
Zip screens or blinds can be gently cleaned with a soft brush or cloth and stored in the retracted position during strong winds.
These small tasks help your accessories perform safely and efficiently throughout the year.
Professional Servicing
If your pergola includes motorised components, it is worth scheduling a professional inspection every one to two years. This ensures all electrical connections and moving parts are in good condition.
Covered Outdoor Solutions offers ongoing support and maintenance advice for all installations across Cambridge, Ely, Huntingdon, and surrounding areas, helping you keep your structure in perfect working order.
Final Thoughts
A well-maintained pergola not only enhances your garden’s appearance but also adds long-term value to your home. With just a few hours of care each year, your outdoor structure will continue to provide shade, shelter, and style for decades to come.
If you would like advice on maintaining or upgrading your existing pergola, or if you are planning a new installation in Cambridgeshire, contact Covered Outdoor Solutions for expert support and a no-obligation quote.
Your outdoor living space deserves to look its best. in every season.
Explore Our Full Range of Outdoor Solutions
Discover our complete collection of luxury verandas, pergolas, and awnings, designed for stylish outdoor living in every season.
Get in Touch
Schedule a Visit or Request More Information
Please submit your contact information and one of our sales associates will be in touch with you shortly








